gcp8vcpu24gbsysfiowrite Intel Xeon testing on Ubuntu 14.04 via the Phoronix Test Suite. PersistentDisk: Processor: Intel Xeon @ 2.50GHz (8 Cores), Motherboard: Google, Chipset: Intel 440FX- 82441FX PMC, Memory: 16384 MB + 8192 MB RAM, Disk: 115GB PersistentDisk, Network: Red Hat Virtio device OS: Ubuntu 14.04, Kernel: 3.19.0-64-generic (x86_64), Compiler: GCC 4.8.4, File-System: ext4 Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 1MB - Disk Target: / - Result: IOPS IOPS > Higher Is Better PersistentDisk . 51 |========================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 1MB - Disk Target: / - Result: MB/s MB/s > Higher Is Better PersistentDisk . 51.35 |======================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 2MB - Disk Target: / - Result: IOPS IOPS > Higher Is Better PersistentDisk . 25 |========================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 2MB - Disk Target: / - Result: MB/s MB/s > Higher Is Better PersistentDisk . 51.36 |======================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: / - Result: IOPS IOPS > Higher Is Better PersistentDisk . 1793 |======================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: / - Result: MB/s MB/s > Higher Is Better PersistentDisk . 7.14 |======================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: / - Result: IOPS IOPS > Higher Is Better PersistentDisk . 12 |========================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: / - Result: MB/s MB/s > Higher Is Better PersistentDisk . 51.35 |======================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 8KB - Disk Target: / - Result: IOPS IOPS > Higher Is Better PersistentDisk . 1734 |======================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 8KB - Disk Target: / - Result: MB/s MB/s > Higher Is Better PersistentDisk . 13.96 |======================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 8MB - Disk Target: / - Result: IOPS IOPS > Higher Is Better PersistentDisk . 6 |=========================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 8MB - Disk Target: / - Result: MB/s MB/s > Higher Is Better PersistentDisk . 51.35 |======================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: / - Result: IOPS IOPS > Higher Is Better PersistentDisk . 1633 |======================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: / - Result: MB/s MB/s > Higher Is Better PersistentDisk . 26.13 |======================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 16MB - Disk Target: / - Result: IOPS IOPS > Higher Is Better PersistentDisk . 3 |=========================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 16MB - Disk Target: / - Result: MB/s MB/s > Higher Is Better PersistentDisk . 51.36 |======================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 32KB - Disk Target: / - Result: IOPS IOPS > Higher Is Better PersistentDisk . 1460 |======================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 32KB - Disk Target: / - Result: MB/s MB/s > Higher Is Better PersistentDisk . 46.66 |======================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 32MB - Disk Target: / - Result: IOPS IOPS > Higher Is Better PersistentDisk . 1 |=========================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 32MB - Disk Target: / - Result: MB/s MB/s > Higher Is Better PersistentDisk . 50.20 |======================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 64KB - Disk Target: / - Result: IOPS IOPS > Higher Is Better PersistentDisk . 1015 |======================================================== Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 64KB - Disk Target: / - Result: MB/s MB/s > Higher Is Better PersistentDisk . 65.06 |======================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 64MB - Disk Target: / - Result: MB/s MB/s > Higher Is Better PersistentDisk . 51.36 |======================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 128KB - Disk Target: / - Result: IOPS IOPS > Higher Is Better PersistentDisk . 442 |========================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 128KB - Disk Target: / - Result: MB/s MB/s > Higher Is Better PersistentDisk . 56.76 |======================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 128MB - Disk Target: / - Result: MB/s MB/s > Higher Is Better PersistentDisk . 51.34 |======================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 256KB - Disk Target: / - Result: IOPS IOPS > Higher Is Better PersistentDisk . 210 |========================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 256KB - Disk Target: / - Result: MB/s MB/s > Higher Is Better PersistentDisk . 53.73 |======================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: / - Result: IOPS IOPS > Higher Is Better PersistentDisk . 100 |========================================================= Flexible IO Tester 2.1.13 Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: / - Result: MB/s MB/s > Higher Is Better PersistentDisk . 51.35 |=======================================================